National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Current conditions at

Groton / New London, Groton / New London Airport (KGON)

Lat: 41.33°NLon: 72.05°WElev: 10ft.

Light Rain Fog/Mist

67°F

19°C

Humidity 100%
Wind Speed E 10 mph
Barometer 29.58 in (1001.7 mb)
Dewpoint 67°F (19°C)
Visibility 1.50 mi
Last update 6 Jun 9:56 am EDT
Extended Forecast for

Groton CT

  • Today

    Today: Showers and possibly a thunderstorm before 2pm, then a slight chance of showers between 2pm and 5pm, then a chance of showers and thunderstorms after 5pm. Steady temperature around 67. South wind 8 to 13 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.

    High: 67 °F

    Showers

  • Tonight

    Tonight: A 50 percent chance of showers and thunderstorms before 2am. Mostly cloudy, with a low around 64. South wind 6 to 8 mph becoming west after midnight.

    Low: 64 °F

    Chance
    T-storms then
    Chance
    Showers

  • Friday

    Friday: Mostly sunny, with a high near 74. Southwest wind 5 to 10 mph.

    High: 74 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 61. Southwest wind 6 to 8 mph.

    Low: 61 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 72. Southwest wind 6 to 14 mph.

    High: 72 °F

    Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 61.

    Low: 61 °F

    Partly Cloudy

  • Sunday

    Sunday: A 30 percent chance of showers after 2pm. Mostly sunny, with a high near 70.

    High: 70 °F

    Mostly Sunny
    then Chance
    Showers

  • Sunday Night

    Sunday Night: A 30 percent chance of showers before 2am. Partly cloudy, with a low around 60.

    Low: 60 °F

    Chance
    Showers

  • Monday

    Monday: A 30 percent chance of showers after 2pm. Mostly sunny, with a high near 70.

    High: 70 °F

    Mostly Sunny
    then Chance
    Showers

Detailed Forecast

Today
Showers and possibly a thunderstorm before 2pm, then a slight chance of showers between 2pm and 5pm, then a chance of showers and thunderstorms after 5pm. Steady temperature around 67. South wind 8 to 13 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.
Tonight
A 50 percent chance of showers and thunderstorms before 2am. Mostly cloudy, with a low around 64. South wind 6 to 8 mph becoming west after midnight.
Friday
Mostly sunny, with a high near 74. Southwest wind 5 to 10 mph.
Friday Night
Mostly clear, with a low around 61. Southwest wind 6 to 8 mph.
Saturday
Sunny, with a high near 72. Southwest wind 6 to 14 mph.
Saturday Night
Partly cloudy, with a low around 61.
Sunday
A 30 percent chance of showers after 2pm. Mostly sunny, with a high near 70.
Sunday Night
A 30 percent chance of showers before 2am. Partly cloudy, with a low around 60.
Monday
A 30 percent chance of showers after 2pm. Mostly sunny, with a high near 70.
Monday Night
A 30 percent chance of showers before 8pm. Partly cloudy, with a low around 60.
Tuesday
Mostly sunny, with a high near 70.
Tuesday Night
Partly cloudy, with a low around 61.
Wednesday
Mostly sunny, with a high near 73.
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ABOUT THIS FORECAST

 
Point Forecast:
Groton CT
 41.32°N 72.09°W (Elev. 3 ft)
Last Update:
10:14 am EDT Jun 6, 2024
Forecast Valid:
10am EDT Jun 6, 2024-6pm EDT Jun 12, 2024
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation